Based on the popular video game, this manga's phantom thieves will steal your heart! 
After being arrested and having to transfer to a new high school in Tokyo, Akira Kurusu is given the goal of rehabilitation and awakened to a new power--the power of one's true self, a Persona. Using his Persona and the mysterious navigation app Mementos, Akira and his friends take on the role of Phantom Thieves, saving people from the twisted desires of those around them. 
The fun of a school trip fades when Akira and the others come home to the principal's mysterious death and a sudden Phantom Thief popularity boom. Suddenly, Ryuji and Morgana have a big argument and Morgana leaves in a rage. The crew chases Morgana to a new palace where they find him along with a stranger calling herself the Beauty Thief. What's her connection to the palace ruler?